CN214942715U - Anti type steel concrete dysmorphism column plate node reinforcing structure that cuts destruction - Google Patents
Anti type steel concrete dysmorphism column plate node reinforcing structure that cuts destruction Download PDFInfo
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- CN214942715U CN214942715U CN202120924672.7U CN202120924672U CN214942715U CN 214942715 U CN214942715 U CN 214942715U CN 202120924672 U CN202120924672 U CN 202120924672U CN 214942715 U CN214942715 U CN 214942715U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 123
- 239000010959 steel Substances 0.000 title claims abstract description 123
- 239000004567 concrete Substances 0.000 title claims abstract description 61
- 230000003014 reinforcing effect Effects 0.000 title claims abstract description 32
- 230000006378 damage Effects 0.000 title claims description 6
- 206010066054 Dysmorphism Diseases 0.000 title abstract description 6
- 241000486679 Antitype Species 0.000 title description 2
- 230000002787 reinforcement Effects 0.000 claims abstract description 17
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 16
- 238000010276 construction Methods 0.000 claims abstract description 11
- 239000007787 solid Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 description 8
- 238000004080 punching Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model discloses a shaped steel concrete dysmorphism column plate node reinforcement structure that anti dashes to cut and destroy, a plurality of concrete slab and concrete column integral type are connected perpendicularly, the reinforcement structure is buried underground in concrete slab, the reinforcement structure includes upper steel plate area, lower steel plate area and bolt, upper steel plate area, lower steel plate area and concrete slab parallel arrangement, upper steel plate area and lower steel plate area are provided with a plurality of bolt holes that correspond one to one, each bolt passes every two corresponding bolt holes, each bolt end all is connected with the nut, the bolt is connected upper steel plate area and lower steel plate area; and the two ends of the upper steel plate belt and the lower steel plate belt are provided with reserved holes, a reinforcing mesh is arranged in the concrete plate, and the reserved holes are bound and connected with the reinforcing mesh. On the premise of simple construction, the anti-cutting performance of the plate column structure is improved, and the insufficient anti-cutting performance of the existing reinforced concrete plate column node is improved.
Description
Technical Field
The utility model belongs to the building structure field relates to a shaped steel concrete dysmorphism column plate node reinforcing structure that anti dashes to cut destroys.
Background
With the continuous development of the engineering construction industry in China and the continuous improvement of the requirements of people on the use function of buildings, the special-shaped column structure is more and more emphasized by the engineering industry. The problem of the outstanding wall of indoor post edges and corners has been avoided to this structure, and building space utilization improves greatly, and simultaneously, the building sight also can improve, makes the space more unobstructed succinct. However, compared with the traditional Reinforced Concrete (RC) rectangular column, the section of the RC rectangular column is relatively weakened, and the bearing capacity and the anti-seismic performance of the reinforced concrete special-shaped column are slightly insufficient, so that how to strengthen the bearing capacity of the special-shaped column structure and improve the anti-seismic performance of the special-shaped column structure has important engineering significance and social value.
The section steel concrete (SRC) special-shaped column combines the characteristics of a special-shaped column structure and a section steel concrete structure, has the outstanding advantages of the special-shaped column in the aspect of construction use, has the characteristics of high bearing capacity, good earthquake resistance and the like of the section steel concrete structure, and is suitable for high-rise and super high-rise buildings and buildings in earthquake-resistant fortification high-intensity areas.
In addition, the plate column structure is produced to meet the increasing requirements of people on the appearance and quality of houses. The plate column has simple structure, large space utilization rate and low cost, is commonly used for increasing the net height of floors and reducing the quantity of template projects, and is widely applied to various building industries. However, because the plate column structure lacks the support of the beam, only the plate columns are connected at the column joints, the joint constraint is weaker, the anti-shear bearing capacity is insufficient, the additional shear stress caused by unbalanced bending moment can not be effectively transmitted under the action of earthquake, and the structure collapse is easily caused by the punching damage. Generally speaking, in order to avoid the node to be punched and destroyed, a column cap or a supporting plate is usually arranged on the top of the column, and the punching action of the column to the plate is further relieved by increasing the effective height of the plate, but the amount of the template engineering can be greatly increased. In addition, the method of improving the node form by arranging the anti-punching steel bars or configuring the bending steel bars is time-consuming and labor-consuming, and labor cost is increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art's shortcoming, provide a shaped steel concrete dysmorphism post board node reinforcing structure that anti dashes to cut destruction, under the simple prerequisite of construction, improve the anti performance of cutting of punching of board post structure, improve the anti performance of cutting of punching of current reinforced concrete board post node not enough.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
a reinforced structure of a steel reinforced concrete special-shaped column plate node resisting shear failure comprises a concrete slab and a reinforced structure;
the concrete plate reinforcing structure comprises an upper steel plate strip, a lower steel plate strip and bolts, wherein the upper steel plate strip, the lower steel plate strip and the concrete column are arranged in parallel, the upper steel plate strip and the lower steel plate strip are provided with a plurality of bolt holes in one-to-one correspondence, each bolt penetrates through every two corresponding bolt holes, the tail end of each bolt is connected with a nut, and the upper steel plate strip and the lower steel plate strip are connected through the bolts; and the two ends of the upper steel plate belt and the lower steel plate belt are provided with reserved holes, a reinforcing mesh is arranged in the concrete plate, and the reserved holes are bound and connected with the reinforcing mesh.
Preferably, each concrete slab is provided with two parallel reinforcing formations.
Preferably, the thickness of the steel plate strip is more than or equal to 0.5D, the width of the steel plate strip is more than or equal to 2.5D, and D is the diameter of the bolt rod part.
Preferably, the bolt rod part is made of solid round steel.
Further, the diameter of the bolt head is at least 15mm larger than the diameter of the bolt rod.
Preferably, the bolt holes are arranged on the upper steel plate strip and the lower steel plate strip at equal intervals.
Preferably, the concrete column is L-shaped, T-shaped or cross-shaped, an L-shaped steel column is arranged in the L-shaped concrete column, a T-shaped steel column is arranged in the T-shaped concrete column, a cross-shaped steel column is arranged in the cross-shaped concrete column, and the concrete slab is arranged on the outward extending side of the concrete column.
Furthermore, the web side edges of the L-shaped steel column, the T-shaped steel column and the cross-shaped steel column are provided with flanges.
Further, the thickness of the flange is greater than the thickness of the web.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model adopts the screw joint to connect the upper steel plate belt and the lower steel plate belt, is easy to install and control, and can improve the punching resistance of the node while ensuring the distance of the anchor bolts and the effective height of the bending-resistant steel bars in the plate; in addition, the steel plate belt in the reinforcing structure can enhance the bearing of the steel plate belt on a concrete floor slab, and plays a good embedding role. The plate column node is matched with the steel plate belt through the bolt, so that a more reasonable force transmission mode is realized, the anti-cutting capacity of the node is improved, the weak area of the plate column node is effectively strengthened, the troubles that the reinforcing steel bar is bent and penetrates through the web plate due to bending of the reinforcing steel bar are avoided, and the plate column node has the characteristics of reasonable force transmission, simple structure, convenience in construction and the like.
Furthermore, the size of the steel plate strip is larger than that of the bolt to a certain degree, so that the rigidity of the steel plate strip can be improved, and the integral bending resistance of the node weak area can be enhanced.
Drawings
Fig. 1 is a schematic view of the reinforcing structure of the present invention;
fig. 2 is a schematic view of the L-shaped column plate joint reinforcing structure of the present invention;
FIG. 3 is a schematic view of the T-shaped column plate joint reinforcing structure of the present invention;
FIG. 4 is a schematic view of the cross-shaped column plate joint reinforcing structure of the present invention;
fig. 5 is a cross-sectional view of a concrete slab of the present invention.
Wherein: 1-a concrete slab; 2-bolt; 3-a nut; 4-discharging the steel plate strip; 5-feeding steel plate strips; 6-reserving holes; 7-L-shaped steel columns; 8-T shaped steel columns; 9-a cross-shaped steel column; 10-a flange; 11-a web; 12-concrete column.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings:
as shown in figure 1, for the utility model discloses a shaped steel concrete dysmorphism column plate node reinforcement structure of anti cutting damage, including concrete slab 1 and reinforcement structure.
The concrete slabs 1 are integrally connected with concrete columns, the reinforcing structures are buried in the concrete slabs 1, and in the embodiment, each concrete slab 1 is provided with two parallel reinforcing structures; the reinforcing structure comprises an upper steel plate strip 5, a lower steel plate strip 4 and bolts 2, wherein the upper steel plate strip 5, the lower steel plate strip 4 and the concrete slab 1 are arranged in parallel, a plurality of bolt holes which correspond to one another are formed in the upper steel plate strip 5 and the lower steel plate strip 4, the bolts 2 comprise screw rods and bolt 2 heads, each bolt 2 penetrates through every two corresponding bolt holes, the tail end of each bolt 2 is connected with a nut 3, and the upper steel plate strip 5 and the lower steel plate strip 4 are connected through the bolts 2; the two ends of the upper steel plate belt 5 and the lower steel plate belt 4 are both provided with reserved holes 6, a reinforcing mesh is arranged in the concrete plate 1, and the reserved holes 6 are connected with the reinforcing mesh in a binding mode.
The bolt 2 penetrates through the lower steel plate belt 4 and the upper steel plate belt 5 from bottom to top and is fixed through the nut 3; the nut 3 fastens the bolt 2. Specifically, the bolt 2 penetrates through the lower steel plate strip 4 and is screwed down at the upper steel plate strip 5 by the nut 3, and the screw is solid round steel; the extrusion force that bolt 2 and nut 3 produced can make bolt 2 and steel sheet area contact inseparabler, effectively strengthens the anchor effect between reinforced structure and the concrete floor. In the utility model, the bolts 2 are arranged on the steel plate belt at equal intervals; the thickness of the steel plate strip is more than or equal to 0.5D, the width of the steel plate strip is more than or equal to 2.5D, and D is the diameter of the bolt 2; the diameter of the head of the bolt 2 is larger than that of the bolt hole; the diameter of the head of the bolt 2 is 15mm or more larger than that of the bolt; the reinforcing structure penetrates through the reserved hole 6 and is positioned and constructed by binding wires. In addition, the steel plate strip has certain rigidity, so that the whole bending resistance of the node weak area can be enhanced, and the concrete structure is shown in figure 1.
According to the corresponding position and the reinforcement structure arrangement mode of the steel reinforced concrete special-shaped column in the plate column system, the steel reinforced concrete L-shaped column plate node reinforcement structure arrangement mode a, the steel reinforced concrete L-shaped column plate node reinforcement structure arrangement mode b and the steel reinforced concrete cross-shaped column plate node reinforcement structure arrangement mode c can be divided.
Fig. 2 is the utility model provides a shaped steel concrete L shape column plate node reinforcement structure arranges the schematic diagram.
Correspondingly, the L-shaped steel column 7 is a corner column in a plate column structure, in this embodiment, the L-shaped steel column 7 is formed by welding two webs 11 and four flanges 10, wherein one end of one web 11 is welded to the middle of one flange 10 in the width direction, and the other end is welded to the middle of the other flange 10 in the thickness direction. The reinforcing structures are sequentially arranged along the length directions of the two limbs of the L-shaped plate column node.
Fig. 3 is the utility model provides a shaped steel concrete T shape column plate node reinforcement structure arranges the schematic diagram.
Correspondingly, the T-shaped steel column 8 is a side column in a plate column structure, and in this embodiment, the T-shaped steel column 8 is formed by welding two webs 11 and three flanges 10, wherein one end of one web 11 is welded to the middle of the other web 11. The reinforcing structures are respectively arranged along the length directions of three limbs of the T-shaped plate column node.
Fig. 4 is the utility model provides a shaped steel concrete cross column plate node reinforcement structure arranges the schematic diagram. Correspondingly, the cross-shaped steel column 9 is a middle column in the plate column structure, in this embodiment, the cross-shaped steel column 9 is formed by welding three webs 11 and four flanges 10, wherein one end of each of the two webs 11 is welded to the middle of the other web 11. The reinforcing structures are symmetrically arranged along the length directions of the four limbs of the cross-shaped plate column node.
In this embodiment, the reinforced structure of the profiled steel concrete special-shaped column plate node only adopts a simple mechanical connection mode, avoids the troubles that the steel bar is bent and the steel bar passes through the web 11 caused by bending the steel bar, and simultaneously can ensure the height of the effective area of the plate, thereby keeping the bending rigidity of the plate, and effectively saving efficiency reduction and labor cost caused by construction while fully exerting the advantages of the mechanical properties of the material.
The concrete positional relationship of the reinforcing structure and the concrete slab 1 is shown in fig. 5. By adopting the method, the operation amount of a construction site can be effectively reduced, the construction period is shortened, materials are saved, the anti-cutting performance of the plate column node is improved while the construction mode is improved, and corresponding economic benefits and social values are created.
The above contents are only for explaining the technical idea of the present invention, and the protection scope of the present invention cannot be limited thereby, and any modification made on the basis of the technical solution according to the technical idea of the present invention all fall within the protection scope of the claims of the present invention.
Claims (9)
1. A shear damage resistant reinforced structure for a node of a steel reinforced concrete special-shaped column plate is characterized by comprising a concrete plate (1) and a reinforced structure;
the concrete slabs (1) are vertically connected with the concrete columns in an integrated mode, the reinforcing structure is buried inside the concrete slabs (1) and comprises an upper steel plate strip (5), a lower steel plate strip (4) and bolts (2), the upper steel plate strip (5), the lower steel plate strip (4) and the concrete slabs (1) are arranged in parallel, a plurality of bolt holes in one-to-one correspondence are formed in the upper steel plate strip (5) and the lower steel plate strip (4), each bolt (2) penetrates through every two corresponding bolt holes, the tail end of each bolt (2) is connected with a nut (3), and the upper steel plate strip (5) and the lower steel plate strip (4) are connected through the bolts (2); reserved holes (6) are formed in the two ends of the upper steel plate strip (5) and the lower steel plate strip (4), a reinforcing mesh is arranged in the concrete plate (1), and the reserved holes (6) are connected with the reinforcing mesh in a binding mode.
2. The shear failure resistant steel reinforced concrete profiled pole panel node reinforcement construction according to claim 1, characterized in that each concrete panel (1) is provided with two parallel reinforcement constructions.
3. The shear failure resistant steel reinforced concrete special-shaped column plate node reinforcing structure as claimed in claim 1, wherein the thickness of the steel plate strip is greater than or equal to 0.5D, the width of the steel plate strip is greater than or equal to 2.5D, and D is the diameter of the rod part of the bolt (2).
4. The shear failure resistant section steel concrete special-shaped column plate node reinforcing structure as claimed in claim 1, wherein the rod part of the bolt (2) is made of solid round steel.
5. The shear failure resistant steel reinforced concrete profiled pole panel node reinforcement structure of claim 4, characterized in that the diameter of the head of the bolt (2) is at least 15mm larger than the diameter of the rod of the bolt (2).
6. The shear failure resistant type steel concrete special-shaped column plate node reinforcing structure as claimed in claim 1, wherein bolt holes are arranged on the upper steel plate strip (5) and the lower steel plate strip (4) at equal intervals.
7. The reinforcement structure for the impact-shear-failure-resistant section steel concrete special-shaped column plate node is characterized in that the concrete column is L-shaped, T-shaped or cross-shaped, an L-shaped steel column (7) is arranged in the L-shaped concrete column, a T-shaped steel column (8) is arranged in the T-shaped concrete column, a cross-shaped steel column (9) is arranged in the cross-shaped concrete column, and the concrete plate (1) is arranged on the outward extending side of the concrete column.
8. The shear failure resistant section steel concrete special-shaped column plate joint reinforcing structure according to claim 7, wherein flanges (10) are arranged on the side edges of the web plates (11) of the L-shaped steel columns (7), the T-shaped steel columns (8) and the cross-shaped steel columns (9).
9. The shear failure resistant steel reinforced concrete profiled column panel joint reinforcement structure according to claim 8, characterized in that the thickness of the flanges (10) is greater than the thickness of the web (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120924672.7U CN214942715U (en) | 2021-04-29 | 2021-04-29 | Anti type steel concrete dysmorphism column plate node reinforcing structure that cuts destruction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120924672.7U CN214942715U (en) | 2021-04-29 | 2021-04-29 | Anti type steel concrete dysmorphism column plate node reinforcing structure that cuts destruction |
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| Publication Number | Publication Date |
|---|---|
| CN214942715U true CN214942715U (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120924672.7U Expired - Fee Related CN214942715U (en) | 2021-04-29 | 2021-04-29 | Anti type steel concrete dysmorphism column plate node reinforcing structure that cuts destruction |
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| CN (1) | CN214942715U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114382312A (en) * | 2022-01-10 | 2022-04-22 | 北京科技大学 | Assembled channel-section steel-concrete buckling restrained reinforcement system |
-
2021
- 2021-04-29 CN CN202120924672.7U patent/CN214942715U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114382312A (en) * | 2022-01-10 | 2022-04-22 | 北京科技大学 | Assembled channel-section steel-concrete buckling restrained reinforcement system |
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Granted publication date: 20211130 |